For those of you looking to find a no-brainer FPS that is just about mayhem and fun may want to pay attention to this deal. Serious Sam HD: The First Encounter is pretty much what the title says, a High Definition remake of the original. Guide Sam through 15 levels filled with varying enemies and even more varying weapons with which to dispatch them. The game includes online multiplayer including a co-op mode for up to 16 people so you and several of your friends can take it to the chaos, and all for under £3. Bargain.